US3715374A
Expired / Lapsed
US
⏱️ 0.0 years remaining
24,25-dihydroxycholecalciferol
Assignee: Wisconsin Alumni Research Foundation
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Filing: 1972-05-05
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Granted: 1973-02-06
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Expires: 1992-05-05
Abstract
Abstract 24,25-DIHYDROXYCHOLECALCIFEROL AND METHODS FOR PREPARING SAME. 24,25-DIHYDROXYCHOLECALCIFEROL IS CHARACTERIZED BY ANTIRACHITIC ACTIVITY AND BY ITS ABILITY TO INDUCE BONE MOBILIZATION.
Inventors
- 👤 Luca H De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:46
CPC Classifications
C; C07; C07C; C07C401/00; C07C2601/00; C07C2601/12; C07C2601/14; C07C2602/00; C07C2602/02; C07C2602/14; C07C2602/24
Claims Analysis
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-02-06 | 1976-08-07 | 1977-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-02-06 | 1980-08-07 | 1981-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-02-06 | 1984-08-07 | 1985-02-06 | $7700.00 | Window Closed / Lapsed |